Home / 4,519.92-6,775.56-2,872.38

Finding the Fourth Proportional to 4,519.92, 6,775.56 and 2,872.38

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Solution

The fourth proportional to 4,519.92, 6,775.56 and 2,872.38 is: 4,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.92 : 6,775.56 = 2,872.38 : x
  2. Step 2: Convert to fraction form
    4,519.92/6,775.56 = 2,872.38/x
  3. Step 3: Cross multiply
    4,519.92x = 6,775.56 × 2,872.38
  4. Step 4: Simplify right side
    4,519.92x = 19,461,983.03
  5. Step 5: Solve for x
    x = 19,461,983.03/4,519.92
  6. Step 6: Final answer
    x = 4,305.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.